package com.atguigu.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.atguigu.common.to.es.SkuEsModel;
import com.atguigu.gulimall.search.config.GulimallElasticSearchConfig;
import com.atguigu.gulimall.search.constant.EsConstant;
import com.atguigu.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @author dlophin2021414@163.com
 * @date 2021年12月01日 23:05
 */
@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {

    @Autowired
    RestHighLevelClient restHighLevelClient;
   /* @Autowired
    RestHighLevelClient restHighLevelClient;*/

    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
        //保存es
        //1、给Es中建立索引，product，建立映射关系
        //2、给Es中保存数据 使用bulk进行批量操作
        // BulkRequest bulkRequest, RequestOptions options
        //快捷键 Ctrl+Alt+V
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel model : skuEsModels) {
            //构造保存请求
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            indexRequest.id(model.getSkuId().toString());
            String s = JSON.toJSONString(model); //数据转成功JSON字符串
            indexRequest.source(s, XContentType.JSON);//指定数据类型
            bulkRequest.add(indexRequest);
        }
        BulkResponse bulkResponse = restHighLevelClient.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);
        // BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallElasticSearchConfig.COMMON_OPTIONS);
        //TODO 1、 如果批量错误
        boolean b = bulkResponse.hasFailures();
        List<String> collect = Arrays.asList(bulkResponse.getItems()).stream().map(item -> {
            /* stream(bulk.getItems()).map(item -> {*/
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架完成:{},返回数据: {}", collect,bulkRequest.toString());
        return b;
    }
}
